Update Dockerfile for nightly build 1.6-nightly-c31fdd4ee9fccd24a274cebd82dcc7123ad43d0e
Update Dockerfile for nightly build 1.6-nightly-c31fdd4ee9fccd24a274cebd82dcc7123ad43d0e
strarsis/docker-golang-nightly,strarsis/docker-golang-nightly